diff --git a/.gitignore b/.gitignore
index d6e0dae..cdf3315 100644
--- a/.gitignore
+++ b/.gitignore
@@ -204,3 +204,6 @@ thunderbird-langpacks-3.1.2-20100803.tar.bz2
 /thunderbird-52.8.0.source.tar.xz
 /thunderbird-langpacks-52.8.0-20180522.tar.xz
 /l10n-lightning-52.8.0.tar.xz
+/thunderbird-52.9.1.source.tar.xz
+/thunderbird-langpacks-52.9.1-20180710.tar.xz
+/l10n-lightning-52.9.1.tar.xz
diff --git a/sources b/sources
index e2c9179..8c4347d 100644
--- a/sources
+++ b/sources
@@ -1,3 +1,3 @@
-SHA512 (thunderbird-52.8.0.source.tar.xz) = ce44f32f44244560499c44dbe963a8296cf58cf33e3f26d07be455746ed7f77791084e41bc66b2c90fe46e97fa15ae2041b1f5fcfa94d15b45c4f90172230d03
-SHA512 (thunderbird-langpacks-52.8.0-20180522.tar.xz) = 2a3efc6c1edf01b2a986c16ee138a5dfe3aefb97deb9dfdbcb52a0f1cb74858200e0d1e8436c7674b871424a14f530c6d80ed9208163f612de5db3e14815951b
-SHA512 (l10n-lightning-52.8.0.tar.xz) = af02a7d7d8e7fded8e1d8f7c6037493d8ecf515cad7415a3c3e0b016018ff7e9a81fea78633cf665b63e148c395bb10eb9ed24c09d9a0482674cb6162139ba31
+SHA512 (thunderbird-52.9.1.source.tar.xz) = 0de80a5036b1e8a5a8549c546b4693cb285ee4d10f546f4b4aceed9e1d6c64b9dbafce7bacaaf057112130036f7b41fb2e0fa3343412140e6ac926dd94c27d23
+SHA512 (thunderbird-langpacks-52.9.1-20180710.tar.xz) = 071661362cdd2f020ab7b65627e9bbe40a68732376ef4262ba9b253e26fcec4a724a52a5870c5f5bdf527956300fa5f96968ca70893dff3084fe3602c8f39306
+SHA512 (l10n-lightning-52.9.1.tar.xz) = d027112a9bb24b5e741fdfdb8a02899c6681ab0a59ca2aa53cad0fafe32d1bb292a3a427fa27bbe52218620c2313ec1724e94b9a8facab19574f15a07b7411fe
diff --git a/thunderbird.spec b/thunderbird.spec
index 0904b9d..44277a2 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -72,7 +72,7 @@
 # Bump one with each minor lightning release
 %define gdata_version 3.3
 # BUMP VERSION THERE:
-%define gdata_version_internal 0.13
+%define gdata_version_internal 0.14
 %global gdata_extname %{_libdir}/mozilla/extensions/{3550f703-e582-4d05-9a08-453d09bdfdc6}/{a62ef8ec-5fdc-40c2-873c-223b8a6925cc}
 
 # The tarball is pretty inconsistent with directory structure.
@@ -95,14 +95,14 @@
 
 Summary:        Mozilla Thunderbird mail/newsgroup client
 Name:           thunderbird
-Version:        52.8.0
+Version:        52.9.1
 Release:        1%{?dist}
 URL:            http://www.mozilla.org/projects/thunderbird/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
 Source0:        ftp://ftp.mozilla.org/pub/thunderbird/releases/%{version}%{?pre_version}/source/thunderbird-%{version}%{?pre_version}.source.tar.xz
 %if %{build_langpacks}
-Source1:        thunderbird-langpacks-%{version}-20180522.tar.xz
+Source1:        thunderbird-langpacks-%{version}-20180710.tar.xz
 %endif
 # Locales for lightning
 Source2:        l10n-lightning-%{version}.tar.xz
@@ -752,6 +752,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #===============================================================================
 
 %changelog
+* Tue Jul 10 2018 Jan Horak <jhorak@redhat.com> - 52.9.1-1
+- Update to 52.9.1
+
 * Tue May 22 2018 Jan Horak <jhorak@redhat.com> - 52.8.0-1
 - Update to 52.8.0